XCOM: Chimera Squad is a tactical turn-based strategy game set in the XCOM universe, following the events of XCOM 2. Players control a diverse squad of human and alien characters, known as the Chimera Squad, as they work to maintain peace in a post-invasion world. Each character has unique abilities and skills that can be utilized in combat. The game features a new gameplay mechanic called breaching, allowing players to strategically enter combat scenarios. Missions involve various objectives, such as neutralizing enemies or securing locations, while players must manage resources and make decisions that affect the overall story and squad dynamics.